Principal/Sr Principal Software Engineer-18816

Experteer Overview In this role you will design and deliver AI-enabled software for defense systems, focusing on large-scale data, LLM deployment, and agentic AI. You will join our data science and product teams to build end-to-end AI solutions that differentiate our products and scale their impact. You’ll prototype advanced AI techniques for autonomous systems and work with cross-functional teams to ensure robust, production-grade software. This is a high-impact role in a mission-driven company with opportunities to shape cutting-edge capabilities. Compensation / Benefits * Define and develop mathematical models, algorithms, and ML solutions for prediction, optimization, and classification * Apply ML on large structured and unstructured datasets for pattern recognition, target detection, tracking, and decision systems * Prototype AI techniques to extend autonomous systems R&D * Design, document, test, and debug software and systems implementing AI solutions * Collaborate with cross-functional teams to deploy ML models from prototype to production * Employ system-of-systems or multi-agent approaches to architecture AI software * Perform integration, regression, and formal qualification testing in agile environments * Coordinate with AI Systems Engineers to align program intent and outputs * Design software architectures that improve reliability, precision, and speed to meet performance requirements Tasks * 5+ years with Bachelors (or equivalent), 3+ with Masters, 0 with PhD (or 4 additional years in lieu) for Principal Engineer Software * Must be able to obtain DoD Secret clearance * U.S. Citizen with ability to obtain SAP * Proficiency in Python and JavaScript/TypeScript with production-grade code * Experience hosting/optimizing local LLMs (Ollama, LlamaCPP) * Experience integrating AI service APIs (OpenAI, Claude, Gemini) * Experience building agentic AI with LangChain, LangGraph, or similar libraries Key requirements * Medical, Dental & Vision coverage * 401k * Educational Assistance * Life Insurance * Employee Assistance Programs & Work/Life Solutions * Paid Time Off

AI-enabled teams to deploy ML models from prototype to production * Employ system-of-systems or multi-agent approaches to architecture AI software * Perform integration, regression, and formal qualification testing in agile environments * Coordinate with AI Systems Engineers to align program intent and outputs * Design software architectures that improve reliability, precision, and speed to meet performance requirements Tasks * 5+ years with Bachelors (or equivalent), 3+ with Masters, 0 with PhD (or 4 additional years in lieu) for Principal Engineer Software * Must be able to obtain DoD Secret clearance * U.S. Citizen with ability to obtain SAP * Proficiency in Python and JavaScript/TypeScript with production-grade code * Experience hosting/optimizing local LLMs (Ollama, LlamaCPP) * Experience integrating AI service APIs (OpenAI, Claude, Gemini) * Experience building agentic AI with LangChain, LangGraph, or similar libraries Key requirements * Medical, Dental & Vision coverage * 401k

• Educational Assistance * Life Insurance * Employee Assistance Programs & Work/Life Solutions * Paid Time Off